416 



HOW CHOPS GROW. 



Vegetable parchment 44 



Vegetable tissue, 246 



Vegetative organs 243 



Vemln 118 



Vicln, 120 



Vitality of roots, 282 



Vitality of seeds 336 



Vitellin 96 



Water, Composition of .... 37 

 Water, Estimation of .... 39 

 Water, Formation of .... 24 

 Water in air-dry plants .... 39 

 Water in fresh plants, .... 38 

 Water in vegetation, Free . . .39, 

 Water in vegetation, Hygro- 

 scopic, .39 



Water-oven, 38 



Water-culture, ...... .181 



Water-glass ISS'jw 



Water Roots 273i</ 



Wax 83 



Wood 41,305 



Wood cells 293 



Wood cells of conifers 301 



Woody stems, 305 



Woody tissue, 2S5 



Xylin, 61 



Xylose 62 



Yeast, 103 



Zanthophyl 125 



Zein, 93 



Zinc 210 



